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Note 5 - Inventories (Details) - Inventories Summary (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2014
Dec. 29, 2013
Inventories Summary [Abstract]    
Finished goods $ 89,688us-gaap_InventoryFinishedGoodsNetOfReserves $ 96,199us-gaap_InventoryFinishedGoodsNetOfReserves
Work-in-process 9,898us-gaap_InventoryWorkInProcessNetOfReserves 9,569us-gaap_InventoryWorkInProcessNetOfReserves
Raw materials 42,581us-gaap_InventoryRawMaterialsNetOfReserves 43,875us-gaap_InventoryRawMaterialsNetOfReserves
$ 142,167us-gaap_InventoryNet $ 149,643us-gaap_InventoryNet